General

  • Target

    bb0da5df8937523b0a9644af81f400d5c017fe569a186586c53a1ffdd3a9ec83

  • Size

    4.2MB

  • Sample

    230608-fpxl1sch4w

  • MD5

    d5f65f3481bd75397f440406be41e5d8

  • SHA1

    f5c7d4ca58b383242d9f06b645393484b8383c6d

  • SHA256

    bb0da5df8937523b0a9644af81f400d5c017fe569a186586c53a1ffdd3a9ec83

  • SHA512

    4d818f8c4eb12c7c5ca882fa3b0104e188d0f60042c1b5297ddb84ae693736245c71569147bbdb682220170baaff9eaf03c1bd94b43dedd279b4442da3c81813

  • SSDEEP

    98304:cL9MLJ4yT5nBpJLCTRLHuTMeBrhT8sCKfL71koay:I9SJ4yTnCtCAbspfvRay

Malware Config

Targets

    • Target

      bb0da5df8937523b0a9644af81f400d5c017fe569a186586c53a1ffdd3a9ec83

    • Size

      4.2MB

    • MD5

      d5f65f3481bd75397f440406be41e5d8

    • SHA1

      f5c7d4ca58b383242d9f06b645393484b8383c6d

    • SHA256

      bb0da5df8937523b0a9644af81f400d5c017fe569a186586c53a1ffdd3a9ec83

    • SHA512

      4d818f8c4eb12c7c5ca882fa3b0104e188d0f60042c1b5297ddb84ae693736245c71569147bbdb682220170baaff9eaf03c1bd94b43dedd279b4442da3c81813

    • SSDEEP

      98304:cL9MLJ4yT5nBpJLCTRLHuTMeBrhT8sCKfL71koay:I9SJ4yTnCtCAbspfvRay

    • Glupteba

      Glupteba is a modular loader written in Golang with various components.

    • Glupteba payload

    • Modifies Windows Firewall

    • Executes dropped EXE

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

    • Adds Run key to start application

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Manipulates WinMonFS driver.

      Roottkits write to WinMonFS to hide directories/files from being detected.

    • Drops file in System32 directory

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scheduled Task

1
T1053

Persistence

Modify Existing Service

1
T1031

Registry Run Keys / Startup Folder

1
T1060

Scheduled Task

1
T1053

Privilege Escalation

Scheduled Task

1
T1053

Defense Evasion

Modify Registry

1
T1112

Discovery

Query Registry

2
T1012

System Information Discovery

1
T1082

Tasks